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Hydrochloric Acid → 6-(biphenyl-4-yl)-4-(3-ethoxy-4-hydroxy-5-nitrophenyl)-5-phenyl-3,4-dihydropyrimidin-2(1H)-one

HRID 2177895
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HRID 2177895 반응식
[C:1]1([C:16]2[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=2)[CH:6]=[CH:5][C:4]([C:7](=O)[CH2:8][C:9]2[CH:14]=[CH:13][CH:12]=[CH:11][CH:10]=2)=[CH:3][CH:2]=1.[CH2:22]([O:24][C:25]1[CH:26]=[C:27]([CH:30]=[C:31]([N+:34]([O-:36])=[O:35])[C:32]=1[OH:33])[CH:28]=O)[CH3:23].[NH2:37][C:38]([NH2:40])=[O:39].Cl>CCO>[C:1]1([C:16]2[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=2)[CH:6]=[CH:5][C:4]([C:7]2[NH:40][C:38](=[O:39])[NH:37][CH:28]([C:27]3[CH:30]=[C:31]([N+:34]([O-:36])=[O:35])[C:32]([OH:33])=[C:25]([O:24][CH2:22][CH3:23])[CH:26]=3)[C:8]=2[C:9]2[CH:14]=[CH:13][CH:12]=[CH:11][CH:10]=2)=[CH:3][CH:2]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 313Hydrochloric AcidHCID 1176UreaHCID 748171-(1,1'-Biphenyl)-4-yl-2-phenylethan-1-one2회HCID 5848783-Ethoxy-4-hydroxy-5-nitrobenzaldehyde

생성물 1

HCID 513479336-(biphenyl-4-yl)-4-(3-ethoxy-4-hydroxy-5-nitrophenyl)-5-phenyl-3,4-dihydropyrimidin-2(1H)-one수율 14.3%

시약·촉매·용매 1

HCID 702
Ethanol
용매

실험 절차

A mixture of 1-(biphenyl-4-yl)-2-phenylethanone (Intermediate 14) (100 mg, 0.37 mmol), 3-ethoxy-4-hydroxy-5-nitrobenzaldehyde (65 mg, 0.31 mmol), urea (66 mg, 1.1 mmol), and concentrated HCl solution (0.03 mL, 0.37 mmol) in EtOH (5 mL) was refluxed overnight. The mixture was evaporated in vacuo, and purified by preparative HPLC to give Compound 34 (22.52 mg, yield 14%). 1H NMR (DMSO-d6 300 MHz): δ 10.33 (s, 1H), 8.79 (s, 1H), 7.66 (d, J=8.4 Hz, 2H), 7.61-7.58 (m, 3H), 7.47-7.43 (m, 3H), 7.37 (d, J=6.9 Hz, 1H), 7.30 (d, J=8.4 Hz, 2H), 7.22 (s, 1H), 7.09-7.02 (m, 3H), 6.89 (d, J=7.8 Hz, 2H), 5.21 (d, J=2.7 Hz, 1H), 4.06 (q, J=3.6 Hz, 2H), 1.34 (t, J=6.9 Hz, 3H); MS (ESI): m/z 508.1 [M+1]+.

후처리

  1. temperaturewas refluxed overnight
  2. customThe mixture was evaporated in vacuo
  3. custompurified by preparative HPLC

출처 및 근거

ORD 기록
ord-d5a608db5ffd437d96399adaa59f0d01
출처 데이터셋
uspto-grants-2015_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09067893B2

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